MuchâHeralded B.B.C., at 50, Face's Uncertain Future
Brit Broadcasting Corp on Nov 14 celebrates its 50th anniv with its future clouded by uncertainty; network faces increasing competition, with its monopoly of radio ending in '73 when privately financed stations go on air; politicians have charged that network is biased and have called for official inquiries; some viewers have complained that its programing is suggestive or obscene; illus